Modes Of Operation - Allen-Bradley 1769-SM1 User Manual

Modes of Operation

The module uses four status indicators to report its operating status.
They can be viewed on the front of the module. See
Figure 1.2 Status Indicators
MODULE
CH1 CH2 CH3
C
H
1
C
H
2
C
H
3
Item Status Status
Indicator
➊
MODULE Green
Flashing
Green
➋
CH1 Green
Flashing
Green
➌
CH2 Green
Flashing
Green
➍
CH3 Green
Flashing
Green
(1)
If all status indicators are off, the module is not receiving power. Refer to
Installing the Module
If any other conditions occur, refer to
MODULE
CH1 CH2 CH3
➋
➌
(1)
Description
Normal Operation. The module has established
communications with the controller.
The module is establishing communications with the
controller.
Normal Operation. CH1 is operating and is transferring I/O
data between the controller and the drive.
Normal Operation. CH1 is operating but is not transferring
I/O data between the controller and the drive.
Normal Operation. CH2 is operating and is transferring I/O
data between the controller and the drive.
Normal Operation. CH2 is operating but is not transferring
I/O data between the controller and the drive.
Normal Operation. CH3 is operating and is transferring I/O
data between the controller and the drive.
Normal Operation. CH3 is operating but is not transferring
I/O data between the controller and the drive.
for instructions on installing the module.
Getting Started
Figure
➊
➍
Chapter 8, Troubleshooting.
1-7
1.2.
Chapter 2,